AOZ1031AI

With its high efficiency and low dropout voltage
14,000 Effective Inventory

AOZ1031AI

Effective Inventory14,000

With its high efficiency and low dropout voltage

  • Manufacturer Part # : AOZ1031AI

  • Package/Case: SOIC-8

  • Brand: Alpha & Omega Semiconductor Inc.

  • Product Categories : Voltage Regulators - DC DC Switching Regulators

Quality Assurance

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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AOZ1031AI DataSheet
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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for AOZ1031AI or email to us: Email: [email protected], we will contact you in 12 hours.

Details

The AOZ1031AI voltage regulator is a versatile, high-efficiency solution designed to meet the demands of modern portable devices and low-power applications. With an input voltage range of 2.5V to 5.5V and a continuous output current capability of up to 300mA, this regulator is well-suited for a wide range of power requirements. Its low dropout voltage of typically 120mV at 100mA load ensures efficient power conversion, maximizing battery life and improving the overall performance of portable electronics. Additionally, the device offers excellent line and load regulation, ensuring a stable output voltage even under varying input and output conditions. The inclusion of thermal shutdown and current limit protection features further enhances its reliability, safeguarding the regulator and connected circuitry from potential damage due to overtemperature or excessive current. Its small package size and minimal external component requirements make it an ideal choice for space-constrained applications where size and efficiency are critical factors

Key Features

  • 4.5V to 18V operating input voltage range
  • Synchronous rectification: 60mΩinternal high-side switch and 20mΩInternal low-side switch
  • High efficiency: up to 95%
  • Internal soft start
  • Output voltage adjustable to 0.8V
  • 4A continuous output current
  • Fixed 500kHz PWM operation
  • Cycle-by-cycle current limit
  • Pre-bias start-up
  • Short-circuit protection
  • Thermal shutdown
  • Thermally enhanced 5x4 DFN-8 and exposed pad SO-8 packages

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Series EZBuck™ Product Status Obsolete
Function Step-Down Output Configuration Positive
Topology Buck Output Type Adjustable
Number of Outputs 1 Voltage - Input (Min) 4.5V
Voltage - Input (Max) 18V Voltage - Output (Min/Fixed) 0.8V
Voltage - Output (Max) 18V Current - Output 3A
Frequency - Switching 600kHz Synchronous Rectifier ! Yes
Operating Temperature ! -40°C ~ 85°C (TA) Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width) Supplier Device Package 8-SOIC
Base Product Number AOZ1031

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification AOZ1031AI PDF Download

FAQs

What is AOZ1031AI?

The AOZ1031AI is a high-efficiency synchronous buck regulator integrated circuit (IC) designed by Alpha & Omega Semiconductor. It is ideal for applications requiring step-down voltage conversion with high efficiency, such as power supplies for consumer electronics, industrial equipment, and automotive systems.

How Does AOZ1031AI Work?

The AOZ1031AI operates as a synchronous buck regulator, converting higher input voltage to a lower output voltage with minimal power loss. It utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage efficiently. The IC features integrated power MOSFETs for high efficiency and a compact solution size.

How Many Pins does AOZ1031AI have and What are the Functions of the Pinout Configuration?

The AOZ1031AI is housed in a compact 8-pin MLP (Micro Leadframe Package) package. The pinout configuration includes:

  • VIN: Input voltage pin.
  • VOUT: Regulated output voltage pin.
  • SW: Switch pin for the internal power MOSFETs.
  • PGND: Power ground pin.
  • AGND: Analog ground pin.
  • EN: Enable pin for turning the regulator on or off.
  • FB: Feedback pin for setting the output voltage.
  • SS/TR: Soft-start/tracking pin for controlling start-up behavior.

What are the Pros and Cons of AOZ1031AI?

Pros:

  • High Efficiency: Provides high efficiency in voltage conversion, reducing power loss.
  • Integrated Solution: Features integrated power MOSFETs for a compact and efficient design.
  • Wide Input Voltage Range: Suitable for applications with varying input voltage levels.
  • Fast Transient Response: Responds quickly to load changes for stable output voltage.
  • Enable Pin Control: Offers flexibility in turning the regulator on or off as needed.

Cons:

  • Heat Dissipation: May require additional thermal management for high-power applications.
  • External Components: Certain applications may require external components for specific functionality.
  • Regulation Accuracy: Precision voltage regulation may require careful design considerations.

Are There Any Equivalents/Alternatives to AOZ1031AI for Recommendation?

  • The LM2675 from Texas Instruments is a comparable synchronous buck regulator with similar features.
  • Alternatives to the AOZ1031AI include the TPS54331 from Texas Instruments and the LT8610 from Analog Devices.

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